Package org.apache.hadoop.hdfs.server.common

Class AutoCloseDataSetLock

java.lang.Object

org.apache.hadoop.util.AutoCloseableLock

org.apache.hadoop.hdfs.server.common.AutoCloseDataSetLock

All Implemented Interfaces:

AutoCloseable

public class AutoCloseDataSetLock
extends org.apache.hadoop.util.AutoCloseableLock

Extending AutoCloseableLock such that the users can use a try-with-resource syntax.

Constructor Summary

Constructors

Constructor	Description
AutoCloseDataSetLock(Lock lock)

Method Summary

Modifier and Type	Method	Description
void	close()
void	lock()	Actually acquire the lock.
void	setDataNodeLockManager(DataNodeLockManager<AutoCloseDataSetLock> dataNodeLockManager)
void	setParentLock(AutoCloseDataSetLock parent)

Methods inherited from class org.apache.hadoop.util.AutoCloseableLock

acquire, newCondition, release, tryLock

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

AutoCloseDataSetLock

public AutoCloseDataSetLock(Lock lock)

Method Details

close

public void close()

Specified by:

close in interface AutoCloseable

Overrides:

close in class org.apache.hadoop.util.AutoCloseableLock

lock

public void lock()

Actually acquire the lock.

setParentLock

public void setParentLock(AutoCloseDataSetLock parent)

setDataNodeLockManager

public void setDataNodeLockManager(DataNodeLockManager<AutoCloseDataSetLock> dataNodeLockManager)